Crime/Mystery dramas

i really love crime dramas mainly because i dont really like romance haha but i need some good suggestions onlly watched korean but id love any and all suggestions! 

I would prefer not to watch a airing drama but again all suggestions welcome. 

 Saygo :

• Beyond Evil 
• Flower of Evil (a must watch but there is romance)
• Life on Mars 
• The Devil Judge 
• Mouse (I'm still watching this)
• Blue Birthday (A light watch. Highschool murder mystery )
• Doctor Prisoner 
• Forgotten (movie)
• S.C.I
• The Fiery Priest ( comedy element)
• The Guest (supernatural mix)
• While You Were Sleeping (Romance is present)
• Kill It 
• The Veil 

i will add them to my list thank you!

Liar Game (I guess you could find some affection if you squinting really hard)

Love me if you dare (a third romance, two thirds mystery)

Memory Lost (half romance half mystery midway)

• Voice
• Tunnel
• Signal
• Hello Monster
• Lookout
• The guest
• Nobody knows
• Maou
• Ryusei no kizuna
• N no tame ni
• Erased
• Ouroboros
• Siren
• He is psychometric